Home / 330,943.60-496,415.40-197,755.30

Finding the Fourth Proportional to 330,943.60, 496,415.40 and 197,755.30

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Solution

The fourth proportional to 330,943.60, 496,415.40 and 197,755.30 is: 296,632.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,943.60 : 496,415.40 = 197,755.30 : x
  2. Step 2: Convert to fraction form
    330,943.60/496,415.40 = 197,755.30/x
  3. Step 3: Cross multiply
    330,943.60x = 496,415.40 × 197,755.30
  4. Step 4: Simplify right side
    330,943.60x = 98,168,776,351.62
  5. Step 5: Solve for x
    x = 98,168,776,351.62/330,943.60
  6. Step 6: Final answer
    x = 296,632.95

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.